package net.oschina.app.bean;

import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;

import net.oschina.app.common.StringUtils;
import net.oschina.app.core.AppException;

import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;

import android.util.Xml;

/**
 * 收藏列表实体类
 * @author liux (http://my.oschina.net/liux)
 * @version 1.0
 * @created 2012-3-21
 */
public class FavoriteList extends Entity implements PageList<Favorite> {
	
	public final static int TYPE_ALL = 0x00;
	public final static int TYPE_SOFTWARE = 0x01;
	public final static int TYPE_POST = 0x02;
	public final static int TYPE_BLOG = 0x03;
	public final static int TYPE_NEWS = 0x04;
	public final static int TYPE_CODE = 0x05;

	private int pageSize;
	private List<Favorite> favoritelist = new ArrayList<Favorite>();

	@Override
	public int getCount() {
		return favoritelist.size();
	}

	@Override
	public List<Favorite> getList() {
		return favoritelist;
	}

	public int getPageSize() {
		return pageSize;
	}

	public static FavoriteList parse(InputStream inputStream)
			throws IOException, AppException {
		FavoriteList favoritelist = new FavoriteList();
		Favorite favorite = null;
		// 获得XmlPullParser解析器
		XmlPullParser xmlParser = Xml.newPullParser();
		try {
			xmlParser.setInput(inputStream, UTF8);
			// 获得解析到的事件类别，这里有开始文档，结束文档，开始标签，结束标签，文本等等事件。
			int evtType = xmlParser.getEventType();
			// 一直循环，直到文档结束
			while (evtType != XmlPullParser.END_DOCUMENT) {
				String tag = xmlParser.getName();
				switch (evtType) {
				case XmlPullParser.START_TAG:
					if (tag.equalsIgnoreCase("pagesize")) {
						favoritelist.pageSize = StringUtils.toInt(
								xmlParser.nextText(), 0);
					} else if (tag.equalsIgnoreCase("favorite")) {
						favorite = new Favorite();
					} else if (favorite != null) {
						if (tag.equalsIgnoreCase("objid")) {
							favorite.objid = StringUtils.toInt(
									xmlParser.nextText(), 0);
						} else if (tag.equalsIgnoreCase("type")) {
							favorite.type = StringUtils.toInt(
									xmlParser.nextText(), 0);
						} else if (tag.equalsIgnoreCase("title")) {
							favorite.title = xmlParser.nextText();
						} else if (tag.equalsIgnoreCase("url")) {
							favorite.url = xmlParser.nextText();
						}

					}
					// 通知信息
					else if (tag.equalsIgnoreCase("notice")) {
						favoritelist.setNotice(new Notice());
					} else if (favoritelist.getNotice() != null) {
						if (tag.equalsIgnoreCase("atmeCount")) {
							favoritelist.getNotice().setAtmeCount(
									StringUtils.toInt(xmlParser.nextText(), 0));
						} else if (tag.equalsIgnoreCase("msgCount")) {
							favoritelist.getNotice().setMsgCount(
									StringUtils.toInt(xmlParser.nextText(), 0));
						} else if (tag.equalsIgnoreCase("reviewCount")) {
							favoritelist.getNotice().setReviewCount(
									StringUtils.toInt(xmlParser.nextText(), 0));
						} else if (tag.equalsIgnoreCase("newFansCount")) {
							favoritelist.getNotice().setNewFansCount(
									StringUtils.toInt(xmlParser.nextText(), 0));
						}
					}
					break;
				case XmlPullParser.END_TAG:
					// 如果遇到标签结束，则把对象添加进集合中
					if (tag.equalsIgnoreCase("favorite") && favorite != null) {
						favoritelist.favoritelist.add(favorite);
						favorite = null;
					}
					break;
				}
				// 如果xml没有结束，则导航到下一个节点
				evtType = xmlParser.next();
			}
		} catch (XmlPullParserException e) {
			throw AppException.xml(e);
		} finally {
			inputStream.close();
		}
		return favoritelist;
	}
}